Device in connection with choppers

Details Device in connection with choppers Device in connection with choppers

1986-12-03

1987-09-22

Goldberg, Howard N.

Solid material comminution or disintegration

Apparatus

Comminuting surface provided with openings to permit...

241298, B02C 1818

Patent

active

046949950

ABSTRACT:
A device for use in choppers with a rotating chopper disk (10, 10a) having one or more knives attached to knife holders disposed radially on the chopper disk, which knife holders consist of a filler piece (18, 18a) fitting into a recess (14, 14a) in the chopper disk (10, 10a). The filler piece incorporates a mounting either for a knife (30a) shaped to fit the mounting, or for a knife holder cassette (26, 28) for the knife (30). The knife (30a) or the cassette (26, 28) are attached by means of fasteners (32, 48), such as screws or bolts, inserted from the top side of the chopper disk.

REFERENCES:
patent: 3542302 (1970-11-01), Salzmann, Jr.
patent: 3572594 (1971-03-01), Kershaw
patent: 3981337 (1976-09-01), Sundstrom
patent: 4155384 (1979-05-01), Suensson
patent: 4271882 (1981-06-01), Valo
patent: 4298044 (1981-11-01), Hansel et al.
patent: 4335650 (1982-06-01), Prevot
patent: 4423758 (1984-01-01), Haller et al.

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